El Niño and La Niña - Timeline for La Niña

References:
1. Blayne, Alan; Vergara, Jose; Christian. La Nina. (1999). Retrieved March 2012 from: http://library.thinkquest.org/20901/la_nina_txt.htm
2. McLeod, Jaime. La Nina: The Little Girl and the Weather. (2011, February 21). Retrieved March 2012 from: http://www.farmersalmanac.com/weather/2011/02/21/la-nina/
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4. National Aeronautics And Space Administration. NASA Observes La Niña: This 'Little Girl' Makes A Big Impression. (2008, January 14). Retrieved March 2012 from DailyScience: http://www.sciencedaily.com/releases/2008/01/080114085128.htm
5. Steffen, Will. We're likely to be a land of increasingly severe droughts and floods. (2012, March 19). Retrieved March 2012 from National Affairs: http://www.theaustralian.com.au/national-affairs/opinion/were-likely-to-be-a-land-of-increasingly-severe-droughts-and-floods/story-e6frgd0x-1226303249377
6. Null, Jan. El Niño & La Niña Years: A Consensus List. (2003). Retrieved March 2012 from: http://ggweather.com/enso/years.htm
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8. Dr. Redmond, Kelly. Classification of El Niño and La Niña Winters. (2012). Retrieved March 2012 from: http://www.wrcc.dri.edu/enso/ensodef.html
9. El Niño and La Niña Winter*: Historic Precipitation &Temperatures. (2011, September). Retrieved March 2012 from: http://ggweather.com/enso2011/